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Skeletal α-actin gene expression at 14 (A) and 42 days (B) after bupivacaine-induced injury. All data were normalized to uninjured control. Injured groups were injected with bupivicaine. Uninjured groups were injected with PBS. Oil, solid bars; ND, open bars. Values are means ± SE. †Significant difference from injured + ND and all other groups, P ≤ 0.05.
